"At the end of the week one, a stock had increased in value from $5.75 a share to $7.50 a share. Find the percent of increase at the end of week one to the

*nearest tenth of a percent.*

At the end of the week two, the same stock had decreased in value from $7.50 to $5.75. Is the percent of the decrease at the end of the week two the same as the percent of increase at the end of the week one?"